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![Noah Klayman](/assets/img/avatar_default.png)
This patch removes unneeded dev_vdbg calls and replaces remaining ones with tracepoints to reduce overhead and enable use of trace collection and analysis tools. Signed-off-by: Noah Klayman <noah.klayman@intel.com> Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Reviewed-by: Bard Liao <yung-chuan.liao@linux.intel.com> Reviewed-by: Péter Ujfalusi <peter.ujfalusi@linux.intel.com> Link: https://lore.kernel.org/r/20220919122108.43764-7-pierre-louis.bossart@linux.intel.com Signed-off-by: Mark Brown <broonie@kernel.org>
1097 lines
28 KiB
C
1097 lines
28 KiB
C
// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
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//
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// This file is provided under a dual BSD/GPLv2 license. When using or
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// redistributing this file, you may do so under either license.
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//
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// Copyright(c) 2021 Intel Corporation. All rights reserved.
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//
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//
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#include <sound/sof/stream.h>
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#include <sound/sof/control.h>
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#include <trace/events/sof.h>
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#include "sof-priv.h"
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#include "sof-audio.h"
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#include "ipc3-priv.h"
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#include "ops.h"
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typedef void (*ipc3_rx_callback)(struct snd_sof_dev *sdev, void *msg_buf);
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#if IS_ENABLED(CONFIG_SND_SOC_SOF_DEBUG_VERBOSE_IPC)
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static void ipc3_log_header(struct device *dev, u8 *text, u32 cmd)
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{
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u8 *str;
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u8 *str2 = NULL;
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u32 glb;
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u32 type;
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bool is_sof_ipc_stream_position = false;
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glb = cmd & SOF_GLB_TYPE_MASK;
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type = cmd & SOF_CMD_TYPE_MASK;
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switch (glb) {
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case SOF_IPC_GLB_REPLY:
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str = "GLB_REPLY"; break;
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case SOF_IPC_GLB_COMPOUND:
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str = "GLB_COMPOUND"; break;
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case SOF_IPC_GLB_TPLG_MSG:
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str = "GLB_TPLG_MSG";
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switch (type) {
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case SOF_IPC_TPLG_COMP_NEW:
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str2 = "COMP_NEW"; break;
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case SOF_IPC_TPLG_COMP_FREE:
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str2 = "COMP_FREE"; break;
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case SOF_IPC_TPLG_COMP_CONNECT:
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str2 = "COMP_CONNECT"; break;
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case SOF_IPC_TPLG_PIPE_NEW:
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str2 = "PIPE_NEW"; break;
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case SOF_IPC_TPLG_PIPE_FREE:
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str2 = "PIPE_FREE"; break;
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case SOF_IPC_TPLG_PIPE_CONNECT:
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str2 = "PIPE_CONNECT"; break;
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case SOF_IPC_TPLG_PIPE_COMPLETE:
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str2 = "PIPE_COMPLETE"; break;
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case SOF_IPC_TPLG_BUFFER_NEW:
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str2 = "BUFFER_NEW"; break;
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case SOF_IPC_TPLG_BUFFER_FREE:
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str2 = "BUFFER_FREE"; break;
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default:
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str2 = "unknown type"; break;
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}
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break;
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case SOF_IPC_GLB_PM_MSG:
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str = "GLB_PM_MSG";
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switch (type) {
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case SOF_IPC_PM_CTX_SAVE:
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str2 = "CTX_SAVE"; break;
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case SOF_IPC_PM_CTX_RESTORE:
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str2 = "CTX_RESTORE"; break;
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case SOF_IPC_PM_CTX_SIZE:
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str2 = "CTX_SIZE"; break;
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case SOF_IPC_PM_CLK_SET:
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str2 = "CLK_SET"; break;
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case SOF_IPC_PM_CLK_GET:
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str2 = "CLK_GET"; break;
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case SOF_IPC_PM_CLK_REQ:
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str2 = "CLK_REQ"; break;
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case SOF_IPC_PM_CORE_ENABLE:
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str2 = "CORE_ENABLE"; break;
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case SOF_IPC_PM_GATE:
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str2 = "GATE"; break;
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default:
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str2 = "unknown type"; break;
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}
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break;
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case SOF_IPC_GLB_COMP_MSG:
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str = "GLB_COMP_MSG";
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switch (type) {
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case SOF_IPC_COMP_SET_VALUE:
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str2 = "SET_VALUE"; break;
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case SOF_IPC_COMP_GET_VALUE:
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str2 = "GET_VALUE"; break;
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case SOF_IPC_COMP_SET_DATA:
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str2 = "SET_DATA"; break;
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case SOF_IPC_COMP_GET_DATA:
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str2 = "GET_DATA"; break;
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default:
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str2 = "unknown type"; break;
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}
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break;
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case SOF_IPC_GLB_STREAM_MSG:
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str = "GLB_STREAM_MSG";
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switch (type) {
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case SOF_IPC_STREAM_PCM_PARAMS:
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str2 = "PCM_PARAMS"; break;
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case SOF_IPC_STREAM_PCM_PARAMS_REPLY:
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str2 = "PCM_REPLY"; break;
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case SOF_IPC_STREAM_PCM_FREE:
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str2 = "PCM_FREE"; break;
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case SOF_IPC_STREAM_TRIG_START:
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str2 = "TRIG_START"; break;
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case SOF_IPC_STREAM_TRIG_STOP:
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str2 = "TRIG_STOP"; break;
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case SOF_IPC_STREAM_TRIG_PAUSE:
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str2 = "TRIG_PAUSE"; break;
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case SOF_IPC_STREAM_TRIG_RELEASE:
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str2 = "TRIG_RELEASE"; break;
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case SOF_IPC_STREAM_TRIG_DRAIN:
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str2 = "TRIG_DRAIN"; break;
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case SOF_IPC_STREAM_TRIG_XRUN:
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str2 = "TRIG_XRUN"; break;
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case SOF_IPC_STREAM_POSITION:
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is_sof_ipc_stream_position = true;
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str2 = "POSITION"; break;
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case SOF_IPC_STREAM_VORBIS_PARAMS:
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str2 = "VORBIS_PARAMS"; break;
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case SOF_IPC_STREAM_VORBIS_FREE:
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str2 = "VORBIS_FREE"; break;
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default:
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str2 = "unknown type"; break;
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}
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break;
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case SOF_IPC_FW_READY:
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str = "FW_READY"; break;
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case SOF_IPC_GLB_DAI_MSG:
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str = "GLB_DAI_MSG";
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switch (type) {
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case SOF_IPC_DAI_CONFIG:
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str2 = "CONFIG"; break;
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case SOF_IPC_DAI_LOOPBACK:
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str2 = "LOOPBACK"; break;
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default:
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str2 = "unknown type"; break;
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}
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break;
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case SOF_IPC_GLB_TRACE_MSG:
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str = "GLB_TRACE_MSG";
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switch (type) {
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case SOF_IPC_TRACE_DMA_PARAMS:
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str2 = "DMA_PARAMS"; break;
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case SOF_IPC_TRACE_DMA_POSITION:
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if (!sof_debug_check_flag(SOF_DBG_PRINT_DMA_POSITION_UPDATE_LOGS))
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return;
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str2 = "DMA_POSITION"; break;
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case SOF_IPC_TRACE_DMA_PARAMS_EXT:
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str2 = "DMA_PARAMS_EXT"; break;
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case SOF_IPC_TRACE_FILTER_UPDATE:
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str2 = "FILTER_UPDATE"; break;
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case SOF_IPC_TRACE_DMA_FREE:
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str2 = "DMA_FREE"; break;
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default:
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str2 = "unknown type"; break;
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}
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break;
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case SOF_IPC_GLB_TEST_MSG:
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str = "GLB_TEST_MSG";
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switch (type) {
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case SOF_IPC_TEST_IPC_FLOOD:
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str2 = "IPC_FLOOD"; break;
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default:
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str2 = "unknown type"; break;
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}
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break;
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case SOF_IPC_GLB_DEBUG:
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str = "GLB_DEBUG";
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switch (type) {
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case SOF_IPC_DEBUG_MEM_USAGE:
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str2 = "MEM_USAGE"; break;
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default:
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str2 = "unknown type"; break;
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}
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break;
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case SOF_IPC_GLB_PROBE:
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str = "GLB_PROBE";
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switch (type) {
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case SOF_IPC_PROBE_INIT:
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str2 = "INIT"; break;
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case SOF_IPC_PROBE_DEINIT:
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str2 = "DEINIT"; break;
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case SOF_IPC_PROBE_DMA_ADD:
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str2 = "DMA_ADD"; break;
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case SOF_IPC_PROBE_DMA_INFO:
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str2 = "DMA_INFO"; break;
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case SOF_IPC_PROBE_DMA_REMOVE:
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str2 = "DMA_REMOVE"; break;
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case SOF_IPC_PROBE_POINT_ADD:
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str2 = "POINT_ADD"; break;
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case SOF_IPC_PROBE_POINT_INFO:
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str2 = "POINT_INFO"; break;
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case SOF_IPC_PROBE_POINT_REMOVE:
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str2 = "POINT_REMOVE"; break;
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default:
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str2 = "unknown type"; break;
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}
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break;
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default:
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str = "unknown GLB command"; break;
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}
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if (str2) {
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if (is_sof_ipc_stream_position)
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trace_sof_stream_position_ipc_rx(dev);
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else
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dev_dbg(dev, "%s: 0x%x: %s: %s\n", text, cmd, str, str2);
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} else {
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dev_dbg(dev, "%s: 0x%x: %s\n", text, cmd, str);
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}
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}
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#else
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static inline void ipc3_log_header(struct device *dev, u8 *text, u32 cmd)
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{
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if ((cmd & SOF_GLB_TYPE_MASK) != SOF_IPC_GLB_TRACE_MSG)
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dev_dbg(dev, "%s: 0x%x\n", text, cmd);
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}
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#endif
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static int sof_ipc3_get_reply(struct snd_sof_dev *sdev)
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{
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struct snd_sof_ipc_msg *msg = sdev->msg;
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struct sof_ipc_reply *reply;
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int ret = 0;
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/* get the generic reply */
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reply = msg->reply_data;
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snd_sof_dsp_mailbox_read(sdev, sdev->host_box.offset, reply, sizeof(*reply));
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if (reply->error < 0)
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return reply->error;
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if (!reply->hdr.size) {
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/* Reply should always be >= sizeof(struct sof_ipc_reply) */
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if (msg->reply_size)
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dev_err(sdev->dev,
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"empty reply received, expected %zu bytes\n",
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msg->reply_size);
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else
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dev_err(sdev->dev, "empty reply received\n");
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return -EINVAL;
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}
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if (msg->reply_size > 0) {
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if (reply->hdr.size == msg->reply_size) {
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ret = 0;
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} else if (reply->hdr.size < msg->reply_size) {
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dev_dbg(sdev->dev,
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"reply size (%u) is less than expected (%zu)\n",
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reply->hdr.size, msg->reply_size);
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msg->reply_size = reply->hdr.size;
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ret = 0;
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} else {
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dev_err(sdev->dev,
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"reply size (%u) exceeds the buffer size (%zu)\n",
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reply->hdr.size, msg->reply_size);
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ret = -EINVAL;
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}
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/*
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* get the full message if reply->hdr.size <= msg->reply_size
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* and the reply->hdr.size > sizeof(struct sof_ipc_reply)
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*/
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if (!ret && msg->reply_size > sizeof(*reply))
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snd_sof_dsp_mailbox_read(sdev, sdev->host_box.offset,
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msg->reply_data, msg->reply_size);
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}
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return ret;
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}
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/* wait for IPC message reply */
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static int ipc3_wait_tx_done(struct snd_sof_ipc *ipc, void *reply_data)
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{
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struct snd_sof_ipc_msg *msg = &ipc->msg;
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struct sof_ipc_cmd_hdr *hdr = msg->msg_data;
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struct snd_sof_dev *sdev = ipc->sdev;
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int ret;
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/* wait for DSP IPC completion */
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ret = wait_event_timeout(msg->waitq, msg->ipc_complete,
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msecs_to_jiffies(sdev->ipc_timeout));
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if (ret == 0) {
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dev_err(sdev->dev,
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"ipc tx timed out for %#x (msg/reply size: %d/%zu)\n",
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hdr->cmd, hdr->size, msg->reply_size);
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snd_sof_handle_fw_exception(ipc->sdev, "IPC timeout");
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ret = -ETIMEDOUT;
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} else {
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ret = msg->reply_error;
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if (ret < 0) {
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dev_err(sdev->dev,
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"ipc tx error for %#x (msg/reply size: %d/%zu): %d\n",
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hdr->cmd, hdr->size, msg->reply_size, ret);
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} else {
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if (sof_debug_check_flag(SOF_DBG_PRINT_IPC_SUCCESS_LOGS))
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ipc3_log_header(sdev->dev, "ipc tx succeeded", hdr->cmd);
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if (msg->reply_size)
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/* copy the data returned from DSP */
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memcpy(reply_data, msg->reply_data,
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msg->reply_size);
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}
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/* re-enable dumps after successful IPC tx */
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if (sdev->ipc_dump_printed) {
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sdev->dbg_dump_printed = false;
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sdev->ipc_dump_printed = false;
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}
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}
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return ret;
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}
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/* send IPC message from host to DSP */
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static int ipc3_tx_msg_unlocked(struct snd_sof_ipc *ipc,
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void *msg_data, size_t msg_bytes,
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void *reply_data, size_t reply_bytes)
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{
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struct sof_ipc_cmd_hdr *hdr = msg_data;
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struct snd_sof_dev *sdev = ipc->sdev;
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int ret;
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ret = sof_ipc_send_msg(sdev, msg_data, msg_bytes, reply_bytes);
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if (ret) {
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dev_err_ratelimited(sdev->dev,
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"%s: ipc message send for %#x failed: %d\n",
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__func__, hdr->cmd, ret);
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return ret;
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}
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ipc3_log_header(sdev->dev, "ipc tx", hdr->cmd);
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/* now wait for completion */
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return ipc3_wait_tx_done(ipc, reply_data);
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}
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static int sof_ipc3_tx_msg(struct snd_sof_dev *sdev, void *msg_data, size_t msg_bytes,
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void *reply_data, size_t reply_bytes, bool no_pm)
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{
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struct snd_sof_ipc *ipc = sdev->ipc;
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int ret;
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if (!msg_data || msg_bytes < sizeof(struct sof_ipc_cmd_hdr)) {
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dev_err_ratelimited(sdev->dev, "No IPC message to send\n");
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return -EINVAL;
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}
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if (!no_pm) {
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const struct sof_dsp_power_state target_state = {
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.state = SOF_DSP_PM_D0,
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};
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/* ensure the DSP is in D0 before sending a new IPC */
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ret = snd_sof_dsp_set_power_state(sdev, &target_state);
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if (ret < 0) {
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dev_err(sdev->dev, "%s: resuming DSP failed: %d\n",
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__func__, ret);
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return ret;
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}
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}
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/* Serialise IPC TX */
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mutex_lock(&ipc->tx_mutex);
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ret = ipc3_tx_msg_unlocked(ipc, msg_data, msg_bytes, reply_data, reply_bytes);
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mutex_unlock(&ipc->tx_mutex);
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return ret;
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}
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static int sof_ipc3_set_get_data(struct snd_sof_dev *sdev, void *data, size_t data_bytes,
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bool set)
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{
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size_t msg_bytes, hdr_bytes, payload_size, send_bytes;
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struct sof_ipc_ctrl_data *cdata = data;
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struct sof_ipc_ctrl_data *cdata_chunk;
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struct snd_sof_ipc *ipc = sdev->ipc;
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size_t offset = 0;
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u8 *src, *dst;
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u32 num_msg;
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int ret = 0;
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int i;
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if (!cdata || data_bytes < sizeof(*cdata))
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return -EINVAL;
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if ((cdata->rhdr.hdr.cmd & SOF_GLB_TYPE_MASK) != SOF_IPC_GLB_COMP_MSG) {
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dev_err(sdev->dev, "%s: Not supported message type of %#x\n",
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__func__, cdata->rhdr.hdr.cmd);
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return -EINVAL;
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}
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/* send normal size ipc in one part */
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if (cdata->rhdr.hdr.size <= ipc->max_payload_size)
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return sof_ipc3_tx_msg(sdev, cdata, cdata->rhdr.hdr.size,
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cdata, cdata->rhdr.hdr.size, false);
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cdata_chunk = kzalloc(ipc->max_payload_size, GFP_KERNEL);
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if (!cdata_chunk)
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return -ENOMEM;
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switch (cdata->type) {
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case SOF_CTRL_TYPE_VALUE_CHAN_GET:
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case SOF_CTRL_TYPE_VALUE_CHAN_SET:
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hdr_bytes = sizeof(struct sof_ipc_ctrl_data);
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if (set) {
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src = (u8 *)cdata->chanv;
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dst = (u8 *)cdata_chunk->chanv;
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} else {
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src = (u8 *)cdata_chunk->chanv;
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dst = (u8 *)cdata->chanv;
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}
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break;
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case SOF_CTRL_TYPE_DATA_GET:
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case SOF_CTRL_TYPE_DATA_SET:
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hdr_bytes = sizeof(struct sof_ipc_ctrl_data) + sizeof(struct sof_abi_hdr);
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if (set) {
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src = (u8 *)cdata->data->data;
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dst = (u8 *)cdata_chunk->data->data;
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} else {
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src = (u8 *)cdata_chunk->data->data;
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dst = (u8 *)cdata->data->data;
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}
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break;
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default:
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kfree(cdata_chunk);
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return -EINVAL;
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}
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msg_bytes = cdata->rhdr.hdr.size - hdr_bytes;
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payload_size = ipc->max_payload_size - hdr_bytes;
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num_msg = DIV_ROUND_UP(msg_bytes, payload_size);
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/* copy the header data */
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memcpy(cdata_chunk, cdata, hdr_bytes);
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/* Serialise IPC TX */
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mutex_lock(&sdev->ipc->tx_mutex);
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/* copy the payload data in a loop */
|
|
for (i = 0; i < num_msg; i++) {
|
|
send_bytes = min(msg_bytes, payload_size);
|
|
cdata_chunk->num_elems = send_bytes;
|
|
cdata_chunk->rhdr.hdr.size = hdr_bytes + send_bytes;
|
|
cdata_chunk->msg_index = i;
|
|
msg_bytes -= send_bytes;
|
|
cdata_chunk->elems_remaining = msg_bytes;
|
|
|
|
if (set)
|
|
memcpy(dst, src + offset, send_bytes);
|
|
|
|
ret = ipc3_tx_msg_unlocked(sdev->ipc,
|
|
cdata_chunk, cdata_chunk->rhdr.hdr.size,
|
|
cdata_chunk, cdata_chunk->rhdr.hdr.size);
|
|
if (ret < 0)
|
|
break;
|
|
|
|
if (!set)
|
|
memcpy(dst + offset, src, send_bytes);
|
|
|
|
offset += payload_size;
|
|
}
|
|
|
|
mutex_unlock(&sdev->ipc->tx_mutex);
|
|
|
|
kfree(cdata_chunk);
|
|
|
|
return ret;
|
|
}
|
|
|
|
int sof_ipc3_get_ext_windows(struct snd_sof_dev *sdev,
|
|
const struct sof_ipc_ext_data_hdr *ext_hdr)
|
|
{
|
|
const struct sof_ipc_window *w =
|
|
container_of(ext_hdr, struct sof_ipc_window, ext_hdr);
|
|
|
|
if (w->num_windows == 0 || w->num_windows > SOF_IPC_MAX_ELEMS)
|
|
return -EINVAL;
|
|
|
|
if (sdev->info_window) {
|
|
if (memcmp(sdev->info_window, w, ext_hdr->hdr.size)) {
|
|
dev_err(sdev->dev, "mismatch between window descriptor from extended manifest and mailbox");
|
|
return -EINVAL;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
/* keep a local copy of the data */
|
|
sdev->info_window = devm_kmemdup(sdev->dev, w, ext_hdr->hdr.size, GFP_KERNEL);
|
|
if (!sdev->info_window)
|
|
return -ENOMEM;
|
|
|
|
return 0;
|
|
}
|
|
|
|
int sof_ipc3_get_cc_info(struct snd_sof_dev *sdev,
|
|
const struct sof_ipc_ext_data_hdr *ext_hdr)
|
|
{
|
|
int ret;
|
|
|
|
const struct sof_ipc_cc_version *cc =
|
|
container_of(ext_hdr, struct sof_ipc_cc_version, ext_hdr);
|
|
|
|
if (sdev->cc_version) {
|
|
if (memcmp(sdev->cc_version, cc, cc->ext_hdr.hdr.size)) {
|
|
dev_err(sdev->dev,
|
|
"Receive diverged cc_version descriptions");
|
|
return -EINVAL;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
dev_dbg(sdev->dev,
|
|
"Firmware info: used compiler %s %d:%d:%d%s used optimization flags %s\n",
|
|
cc->name, cc->major, cc->minor, cc->micro, cc->desc, cc->optim);
|
|
|
|
/* create read-only cc_version debugfs to store compiler version info */
|
|
/* use local copy of the cc_version to prevent data corruption */
|
|
if (sdev->first_boot) {
|
|
sdev->cc_version = devm_kmalloc(sdev->dev, cc->ext_hdr.hdr.size,
|
|
GFP_KERNEL);
|
|
|
|
if (!sdev->cc_version)
|
|
return -ENOMEM;
|
|
|
|
memcpy(sdev->cc_version, cc, cc->ext_hdr.hdr.size);
|
|
ret = snd_sof_debugfs_buf_item(sdev, sdev->cc_version,
|
|
cc->ext_hdr.hdr.size,
|
|
"cc_version", 0444);
|
|
|
|
/* errors are only due to memory allocation, not debugfs */
|
|
if (ret < 0) {
|
|
dev_err(sdev->dev, "snd_sof_debugfs_buf_item failed\n");
|
|
return ret;
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/* parse the extended FW boot data structures from FW boot message */
|
|
static int ipc3_fw_parse_ext_data(struct snd_sof_dev *sdev, u32 offset)
|
|
{
|
|
struct sof_ipc_ext_data_hdr *ext_hdr;
|
|
void *ext_data;
|
|
int ret = 0;
|
|
|
|
ext_data = kzalloc(PAGE_SIZE, GFP_KERNEL);
|
|
if (!ext_data)
|
|
return -ENOMEM;
|
|
|
|
/* get first header */
|
|
snd_sof_dsp_block_read(sdev, SOF_FW_BLK_TYPE_SRAM, offset, ext_data,
|
|
sizeof(*ext_hdr));
|
|
ext_hdr = ext_data;
|
|
|
|
while (ext_hdr->hdr.cmd == SOF_IPC_FW_READY) {
|
|
/* read in ext structure */
|
|
snd_sof_dsp_block_read(sdev, SOF_FW_BLK_TYPE_SRAM,
|
|
offset + sizeof(*ext_hdr),
|
|
(void *)((u8 *)ext_data + sizeof(*ext_hdr)),
|
|
ext_hdr->hdr.size - sizeof(*ext_hdr));
|
|
|
|
dev_dbg(sdev->dev, "found ext header type %d size 0x%x\n",
|
|
ext_hdr->type, ext_hdr->hdr.size);
|
|
|
|
/* process structure data */
|
|
switch (ext_hdr->type) {
|
|
case SOF_IPC_EXT_WINDOW:
|
|
ret = sof_ipc3_get_ext_windows(sdev, ext_hdr);
|
|
break;
|
|
case SOF_IPC_EXT_CC_INFO:
|
|
ret = sof_ipc3_get_cc_info(sdev, ext_hdr);
|
|
break;
|
|
case SOF_IPC_EXT_UNUSED:
|
|
case SOF_IPC_EXT_PROBE_INFO:
|
|
case SOF_IPC_EXT_USER_ABI_INFO:
|
|
/* They are supported but we don't do anything here */
|
|
break;
|
|
default:
|
|
dev_info(sdev->dev, "unknown ext header type %d size 0x%x\n",
|
|
ext_hdr->type, ext_hdr->hdr.size);
|
|
ret = 0;
|
|
break;
|
|
}
|
|
|
|
if (ret < 0) {
|
|
dev_err(sdev->dev, "Failed to parse ext data type %d\n",
|
|
ext_hdr->type);
|
|
break;
|
|
}
|
|
|
|
/* move to next header */
|
|
offset += ext_hdr->hdr.size;
|
|
snd_sof_dsp_block_read(sdev, SOF_FW_BLK_TYPE_SRAM, offset, ext_data,
|
|
sizeof(*ext_hdr));
|
|
ext_hdr = ext_data;
|
|
}
|
|
|
|
kfree(ext_data);
|
|
return ret;
|
|
}
|
|
|
|
static void ipc3_get_windows(struct snd_sof_dev *sdev)
|
|
{
|
|
struct sof_ipc_window_elem *elem;
|
|
u32 outbox_offset = 0;
|
|
u32 stream_offset = 0;
|
|
u32 inbox_offset = 0;
|
|
u32 outbox_size = 0;
|
|
u32 stream_size = 0;
|
|
u32 inbox_size = 0;
|
|
u32 debug_size = 0;
|
|
u32 debug_offset = 0;
|
|
int window_offset;
|
|
int i;
|
|
|
|
if (!sdev->info_window) {
|
|
dev_err(sdev->dev, "%s: No window info present\n", __func__);
|
|
return;
|
|
}
|
|
|
|
for (i = 0; i < sdev->info_window->num_windows; i++) {
|
|
elem = &sdev->info_window->window[i];
|
|
|
|
window_offset = snd_sof_dsp_get_window_offset(sdev, elem->id);
|
|
if (window_offset < 0) {
|
|
dev_warn(sdev->dev, "No offset for window %d\n", elem->id);
|
|
continue;
|
|
}
|
|
|
|
switch (elem->type) {
|
|
case SOF_IPC_REGION_UPBOX:
|
|
inbox_offset = window_offset + elem->offset;
|
|
inbox_size = elem->size;
|
|
snd_sof_debugfs_add_region_item(sdev, SOF_FW_BLK_TYPE_SRAM,
|
|
inbox_offset,
|
|
elem->size, "inbox",
|
|
SOF_DEBUGFS_ACCESS_D0_ONLY);
|
|
break;
|
|
case SOF_IPC_REGION_DOWNBOX:
|
|
outbox_offset = window_offset + elem->offset;
|
|
outbox_size = elem->size;
|
|
snd_sof_debugfs_add_region_item(sdev, SOF_FW_BLK_TYPE_SRAM,
|
|
outbox_offset,
|
|
elem->size, "outbox",
|
|
SOF_DEBUGFS_ACCESS_D0_ONLY);
|
|
break;
|
|
case SOF_IPC_REGION_TRACE:
|
|
snd_sof_debugfs_add_region_item(sdev, SOF_FW_BLK_TYPE_SRAM,
|
|
window_offset + elem->offset,
|
|
elem->size, "etrace",
|
|
SOF_DEBUGFS_ACCESS_D0_ONLY);
|
|
break;
|
|
case SOF_IPC_REGION_DEBUG:
|
|
debug_offset = window_offset + elem->offset;
|
|
debug_size = elem->size;
|
|
snd_sof_debugfs_add_region_item(sdev, SOF_FW_BLK_TYPE_SRAM,
|
|
window_offset + elem->offset,
|
|
elem->size, "debug",
|
|
SOF_DEBUGFS_ACCESS_D0_ONLY);
|
|
break;
|
|
case SOF_IPC_REGION_STREAM:
|
|
stream_offset = window_offset + elem->offset;
|
|
stream_size = elem->size;
|
|
snd_sof_debugfs_add_region_item(sdev, SOF_FW_BLK_TYPE_SRAM,
|
|
stream_offset,
|
|
elem->size, "stream",
|
|
SOF_DEBUGFS_ACCESS_D0_ONLY);
|
|
break;
|
|
case SOF_IPC_REGION_REGS:
|
|
snd_sof_debugfs_add_region_item(sdev, SOF_FW_BLK_TYPE_SRAM,
|
|
window_offset + elem->offset,
|
|
elem->size, "regs",
|
|
SOF_DEBUGFS_ACCESS_D0_ONLY);
|
|
break;
|
|
case SOF_IPC_REGION_EXCEPTION:
|
|
sdev->dsp_oops_offset = window_offset + elem->offset;
|
|
snd_sof_debugfs_add_region_item(sdev, SOF_FW_BLK_TYPE_SRAM,
|
|
window_offset + elem->offset,
|
|
elem->size, "exception",
|
|
SOF_DEBUGFS_ACCESS_D0_ONLY);
|
|
break;
|
|
default:
|
|
dev_err(sdev->dev, "%s: Illegal window info: %u\n",
|
|
__func__, elem->type);
|
|
return;
|
|
}
|
|
}
|
|
|
|
if (outbox_size == 0 || inbox_size == 0) {
|
|
dev_err(sdev->dev, "%s: Illegal mailbox window\n", __func__);
|
|
return;
|
|
}
|
|
|
|
sdev->dsp_box.offset = inbox_offset;
|
|
sdev->dsp_box.size = inbox_size;
|
|
|
|
sdev->host_box.offset = outbox_offset;
|
|
sdev->host_box.size = outbox_size;
|
|
|
|
sdev->stream_box.offset = stream_offset;
|
|
sdev->stream_box.size = stream_size;
|
|
|
|
sdev->debug_box.offset = debug_offset;
|
|
sdev->debug_box.size = debug_size;
|
|
|
|
dev_dbg(sdev->dev, " mailbox upstream 0x%x - size 0x%x\n",
|
|
inbox_offset, inbox_size);
|
|
dev_dbg(sdev->dev, " mailbox downstream 0x%x - size 0x%x\n",
|
|
outbox_offset, outbox_size);
|
|
dev_dbg(sdev->dev, " stream region 0x%x - size 0x%x\n",
|
|
stream_offset, stream_size);
|
|
dev_dbg(sdev->dev, " debug region 0x%x - size 0x%x\n",
|
|
debug_offset, debug_size);
|
|
}
|
|
|
|
static int ipc3_init_reply_data_buffer(struct snd_sof_dev *sdev)
|
|
{
|
|
struct snd_sof_ipc_msg *msg = &sdev->ipc->msg;
|
|
|
|
msg->reply_data = devm_kzalloc(sdev->dev, SOF_IPC_MSG_MAX_SIZE, GFP_KERNEL);
|
|
if (!msg->reply_data)
|
|
return -ENOMEM;
|
|
|
|
sdev->ipc->max_payload_size = SOF_IPC_MSG_MAX_SIZE;
|
|
|
|
return 0;
|
|
}
|
|
|
|
int sof_ipc3_validate_fw_version(struct snd_sof_dev *sdev)
|
|
{
|
|
struct sof_ipc_fw_ready *ready = &sdev->fw_ready;
|
|
struct sof_ipc_fw_version *v = &ready->version;
|
|
|
|
dev_info(sdev->dev,
|
|
"Firmware info: version %d:%d:%d-%s\n", v->major, v->minor,
|
|
v->micro, v->tag);
|
|
dev_info(sdev->dev,
|
|
"Firmware: ABI %d:%d:%d Kernel ABI %d:%d:%d\n",
|
|
SOF_ABI_VERSION_MAJOR(v->abi_version),
|
|
SOF_ABI_VERSION_MINOR(v->abi_version),
|
|
SOF_ABI_VERSION_PATCH(v->abi_version),
|
|
SOF_ABI_MAJOR, SOF_ABI_MINOR, SOF_ABI_PATCH);
|
|
|
|
if (SOF_ABI_VERSION_INCOMPATIBLE(SOF_ABI_VERSION, v->abi_version)) {
|
|
dev_err(sdev->dev, "incompatible FW ABI version\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
if (IS_ENABLED(CONFIG_SND_SOC_SOF_STRICT_ABI_CHECKS) &&
|
|
SOF_ABI_VERSION_MINOR(v->abi_version) > SOF_ABI_MINOR) {
|
|
dev_err(sdev->dev, "FW ABI is more recent than kernel\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
if (ready->flags & SOF_IPC_INFO_BUILD) {
|
|
dev_info(sdev->dev,
|
|
"Firmware debug build %d on %s-%s - options:\n"
|
|
" GDB: %s\n"
|
|
" lock debug: %s\n"
|
|
" lock vdebug: %s\n",
|
|
v->build, v->date, v->time,
|
|
(ready->flags & SOF_IPC_INFO_GDB) ?
|
|
"enabled" : "disabled",
|
|
(ready->flags & SOF_IPC_INFO_LOCKS) ?
|
|
"enabled" : "disabled",
|
|
(ready->flags & SOF_IPC_INFO_LOCKSV) ?
|
|
"enabled" : "disabled");
|
|
}
|
|
|
|
/* copy the fw_version into debugfs at first boot */
|
|
memcpy(&sdev->fw_version, v, sizeof(*v));
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int ipc3_fw_ready(struct snd_sof_dev *sdev, u32 cmd)
|
|
{
|
|
struct sof_ipc_fw_ready *fw_ready = &sdev->fw_ready;
|
|
int offset;
|
|
int ret;
|
|
|
|
/* mailbox must be on 4k boundary */
|
|
offset = snd_sof_dsp_get_mailbox_offset(sdev);
|
|
if (offset < 0) {
|
|
dev_err(sdev->dev, "%s: no mailbox offset\n", __func__);
|
|
return offset;
|
|
}
|
|
|
|
dev_dbg(sdev->dev, "DSP is ready 0x%8.8x offset 0x%x\n", cmd, offset);
|
|
|
|
/* no need to re-check version/ABI for subsequent boots */
|
|
if (!sdev->first_boot)
|
|
return 0;
|
|
|
|
/*
|
|
* copy data from the DSP FW ready offset
|
|
* Subsequent error handling is not needed for BLK_TYPE_SRAM
|
|
*/
|
|
ret = snd_sof_dsp_block_read(sdev, SOF_FW_BLK_TYPE_SRAM, offset, fw_ready,
|
|
sizeof(*fw_ready));
|
|
if (ret) {
|
|
dev_err(sdev->dev,
|
|
"Unable to read fw_ready, read from TYPE_SRAM failed\n");
|
|
return ret;
|
|
}
|
|
|
|
/* make sure ABI version is compatible */
|
|
ret = sof_ipc3_validate_fw_version(sdev);
|
|
if (ret < 0)
|
|
return ret;
|
|
|
|
/* now check for extended data */
|
|
ipc3_fw_parse_ext_data(sdev, offset + sizeof(struct sof_ipc_fw_ready));
|
|
|
|
ipc3_get_windows(sdev);
|
|
|
|
return ipc3_init_reply_data_buffer(sdev);
|
|
}
|
|
|
|
/* IPC stream position. */
|
|
static void ipc3_period_elapsed(struct snd_sof_dev *sdev, u32 msg_id)
|
|
{
|
|
struct snd_soc_component *scomp = sdev->component;
|
|
struct snd_sof_pcm_stream *stream;
|
|
struct sof_ipc_stream_posn posn;
|
|
struct snd_sof_pcm *spcm;
|
|
int direction, ret;
|
|
|
|
spcm = snd_sof_find_spcm_comp(scomp, msg_id, &direction);
|
|
if (!spcm) {
|
|
dev_err(sdev->dev, "period elapsed for unknown stream, msg_id %d\n",
|
|
msg_id);
|
|
return;
|
|
}
|
|
|
|
stream = &spcm->stream[direction];
|
|
ret = snd_sof_ipc_msg_data(sdev, stream->substream, &posn, sizeof(posn));
|
|
if (ret < 0) {
|
|
dev_warn(sdev->dev, "failed to read stream position: %d\n", ret);
|
|
return;
|
|
}
|
|
|
|
trace_sof_ipc3_period_elapsed_position(sdev, &posn);
|
|
|
|
memcpy(&stream->posn, &posn, sizeof(posn));
|
|
|
|
if (spcm->pcm.compress)
|
|
snd_sof_compr_fragment_elapsed(stream->cstream);
|
|
else if (stream->substream->runtime &&
|
|
!stream->substream->runtime->no_period_wakeup)
|
|
/* only inform ALSA for period_wakeup mode */
|
|
snd_sof_pcm_period_elapsed(stream->substream);
|
|
}
|
|
|
|
/* DSP notifies host of an XRUN within FW */
|
|
static void ipc3_xrun(struct snd_sof_dev *sdev, u32 msg_id)
|
|
{
|
|
struct snd_soc_component *scomp = sdev->component;
|
|
struct snd_sof_pcm_stream *stream;
|
|
struct sof_ipc_stream_posn posn;
|
|
struct snd_sof_pcm *spcm;
|
|
int direction, ret;
|
|
|
|
spcm = snd_sof_find_spcm_comp(scomp, msg_id, &direction);
|
|
if (!spcm) {
|
|
dev_err(sdev->dev, "XRUN for unknown stream, msg_id %d\n",
|
|
msg_id);
|
|
return;
|
|
}
|
|
|
|
stream = &spcm->stream[direction];
|
|
ret = snd_sof_ipc_msg_data(sdev, stream->substream, &posn, sizeof(posn));
|
|
if (ret < 0) {
|
|
dev_warn(sdev->dev, "failed to read overrun position: %d\n", ret);
|
|
return;
|
|
}
|
|
|
|
dev_dbg(sdev->dev, "posn XRUN: host %llx comp %d size %d\n",
|
|
posn.host_posn, posn.xrun_comp_id, posn.xrun_size);
|
|
|
|
#if defined(CONFIG_SND_SOC_SOF_DEBUG_XRUN_STOP)
|
|
/* stop PCM on XRUN - used for pipeline debug */
|
|
memcpy(&stream->posn, &posn, sizeof(posn));
|
|
snd_pcm_stop_xrun(stream->substream);
|
|
#endif
|
|
}
|
|
|
|
/* stream notifications from firmware */
|
|
static void ipc3_stream_message(struct snd_sof_dev *sdev, void *msg_buf)
|
|
{
|
|
struct sof_ipc_cmd_hdr *hdr = msg_buf;
|
|
u32 msg_type = hdr->cmd & SOF_CMD_TYPE_MASK;
|
|
u32 msg_id = SOF_IPC_MESSAGE_ID(hdr->cmd);
|
|
|
|
switch (msg_type) {
|
|
case SOF_IPC_STREAM_POSITION:
|
|
ipc3_period_elapsed(sdev, msg_id);
|
|
break;
|
|
case SOF_IPC_STREAM_TRIG_XRUN:
|
|
ipc3_xrun(sdev, msg_id);
|
|
break;
|
|
default:
|
|
dev_err(sdev->dev, "unhandled stream message %#x\n",
|
|
msg_id);
|
|
break;
|
|
}
|
|
}
|
|
|
|
/* component notifications from firmware */
|
|
static void ipc3_comp_notification(struct snd_sof_dev *sdev, void *msg_buf)
|
|
{
|
|
const struct sof_ipc_tplg_ops *tplg_ops = sdev->ipc->ops->tplg;
|
|
struct sof_ipc_cmd_hdr *hdr = msg_buf;
|
|
u32 msg_type = hdr->cmd & SOF_CMD_TYPE_MASK;
|
|
|
|
switch (msg_type) {
|
|
case SOF_IPC_COMP_GET_VALUE:
|
|
case SOF_IPC_COMP_GET_DATA:
|
|
break;
|
|
default:
|
|
dev_err(sdev->dev, "unhandled component message %#x\n", msg_type);
|
|
return;
|
|
}
|
|
|
|
if (tplg_ops->control->update)
|
|
tplg_ops->control->update(sdev, msg_buf);
|
|
}
|
|
|
|
static void ipc3_trace_message(struct snd_sof_dev *sdev, void *msg_buf)
|
|
{
|
|
struct sof_ipc_cmd_hdr *hdr = msg_buf;
|
|
u32 msg_type = hdr->cmd & SOF_CMD_TYPE_MASK;
|
|
|
|
switch (msg_type) {
|
|
case SOF_IPC_TRACE_DMA_POSITION:
|
|
ipc3_dtrace_posn_update(sdev, msg_buf);
|
|
break;
|
|
default:
|
|
dev_err(sdev->dev, "unhandled trace message %#x\n", msg_type);
|
|
break;
|
|
}
|
|
}
|
|
|
|
/* DSP firmware has sent host a message */
|
|
static void sof_ipc3_rx_msg(struct snd_sof_dev *sdev)
|
|
{
|
|
ipc3_rx_callback rx_callback = NULL;
|
|
struct sof_ipc_cmd_hdr hdr;
|
|
void *msg_buf;
|
|
u32 cmd;
|
|
int err;
|
|
|
|
/* read back header */
|
|
err = snd_sof_ipc_msg_data(sdev, NULL, &hdr, sizeof(hdr));
|
|
if (err < 0) {
|
|
dev_warn(sdev->dev, "failed to read IPC header: %d\n", err);
|
|
return;
|
|
}
|
|
|
|
if (hdr.size < sizeof(hdr)) {
|
|
dev_err(sdev->dev, "The received message size is invalid\n");
|
|
return;
|
|
}
|
|
|
|
ipc3_log_header(sdev->dev, "ipc rx", hdr.cmd);
|
|
|
|
cmd = hdr.cmd & SOF_GLB_TYPE_MASK;
|
|
|
|
/* check message type */
|
|
switch (cmd) {
|
|
case SOF_IPC_GLB_REPLY:
|
|
dev_err(sdev->dev, "ipc reply unknown\n");
|
|
break;
|
|
case SOF_IPC_FW_READY:
|
|
/* check for FW boot completion */
|
|
if (sdev->fw_state == SOF_FW_BOOT_IN_PROGRESS) {
|
|
err = ipc3_fw_ready(sdev, cmd);
|
|
if (err < 0)
|
|
sof_set_fw_state(sdev, SOF_FW_BOOT_READY_FAILED);
|
|
else
|
|
sof_set_fw_state(sdev, SOF_FW_BOOT_READY_OK);
|
|
|
|
/* wake up firmware loader */
|
|
wake_up(&sdev->boot_wait);
|
|
}
|
|
break;
|
|
case SOF_IPC_GLB_COMPOUND:
|
|
case SOF_IPC_GLB_TPLG_MSG:
|
|
case SOF_IPC_GLB_PM_MSG:
|
|
break;
|
|
case SOF_IPC_GLB_COMP_MSG:
|
|
rx_callback = ipc3_comp_notification;
|
|
break;
|
|
case SOF_IPC_GLB_STREAM_MSG:
|
|
rx_callback = ipc3_stream_message;
|
|
break;
|
|
case SOF_IPC_GLB_TRACE_MSG:
|
|
rx_callback = ipc3_trace_message;
|
|
break;
|
|
default:
|
|
dev_err(sdev->dev, "%s: Unknown DSP message: 0x%x\n", __func__, cmd);
|
|
break;
|
|
}
|
|
|
|
/* read the full message */
|
|
msg_buf = kmalloc(hdr.size, GFP_KERNEL);
|
|
if (!msg_buf)
|
|
return;
|
|
|
|
err = snd_sof_ipc_msg_data(sdev, NULL, msg_buf, hdr.size);
|
|
if (err < 0) {
|
|
dev_err(sdev->dev, "%s: Failed to read message: %d\n", __func__, err);
|
|
} else {
|
|
/* Call local handler for the message */
|
|
if (rx_callback)
|
|
rx_callback(sdev, msg_buf);
|
|
|
|
/* Notify registered clients */
|
|
sof_client_ipc_rx_dispatcher(sdev, msg_buf);
|
|
}
|
|
|
|
kfree(msg_buf);
|
|
|
|
ipc3_log_header(sdev->dev, "ipc rx done", hdr.cmd);
|
|
}
|
|
|
|
static int sof_ipc3_set_core_state(struct snd_sof_dev *sdev, int core_idx, bool on)
|
|
{
|
|
struct sof_ipc_pm_core_config core_cfg = {
|
|
.hdr.size = sizeof(core_cfg),
|
|
.hdr.cmd = SOF_IPC_GLB_PM_MSG | SOF_IPC_PM_CORE_ENABLE,
|
|
};
|
|
struct sof_ipc_reply reply;
|
|
|
|
if (on)
|
|
core_cfg.enable_mask = sdev->enabled_cores_mask | BIT(core_idx);
|
|
else
|
|
core_cfg.enable_mask = sdev->enabled_cores_mask & ~BIT(core_idx);
|
|
|
|
return sof_ipc3_tx_msg(sdev, &core_cfg, sizeof(core_cfg),
|
|
&reply, sizeof(reply), false);
|
|
}
|
|
|
|
static int sof_ipc3_ctx_ipc(struct snd_sof_dev *sdev, int cmd)
|
|
{
|
|
struct sof_ipc_pm_ctx pm_ctx = {
|
|
.hdr.size = sizeof(pm_ctx),
|
|
.hdr.cmd = SOF_IPC_GLB_PM_MSG | cmd,
|
|
};
|
|
struct sof_ipc_reply reply;
|
|
|
|
/* send ctx save ipc to dsp */
|
|
return sof_ipc3_tx_msg(sdev, &pm_ctx, sizeof(pm_ctx),
|
|
&reply, sizeof(reply), false);
|
|
}
|
|
|
|
static int sof_ipc3_ctx_save(struct snd_sof_dev *sdev)
|
|
{
|
|
return sof_ipc3_ctx_ipc(sdev, SOF_IPC_PM_CTX_SAVE);
|
|
}
|
|
|
|
static int sof_ipc3_ctx_restore(struct snd_sof_dev *sdev)
|
|
{
|
|
return sof_ipc3_ctx_ipc(sdev, SOF_IPC_PM_CTX_RESTORE);
|
|
}
|
|
|
|
static const struct sof_ipc_pm_ops ipc3_pm_ops = {
|
|
.ctx_save = sof_ipc3_ctx_save,
|
|
.ctx_restore = sof_ipc3_ctx_restore,
|
|
.set_core_state = sof_ipc3_set_core_state,
|
|
};
|
|
|
|
const struct sof_ipc_ops ipc3_ops = {
|
|
.tplg = &ipc3_tplg_ops,
|
|
.pm = &ipc3_pm_ops,
|
|
.pcm = &ipc3_pcm_ops,
|
|
.fw_loader = &ipc3_loader_ops,
|
|
.fw_tracing = &ipc3_dtrace_ops,
|
|
|
|
.tx_msg = sof_ipc3_tx_msg,
|
|
.rx_msg = sof_ipc3_rx_msg,
|
|
.set_get_data = sof_ipc3_set_get_data,
|
|
.get_reply = sof_ipc3_get_reply,
|
|
};
|